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As a 1.7 x 104 kg jet plane lands on the aircraft carrier, its tail hook snags a cable to slow it down. The cable is joined to a spring having spring constant 5.7 x 104 N/m. When the spring stretche
The spring constant is 1700 N/m, and they can compress the spring a maximum of 28 cm. All the rocks on the island seem to encompass a mass of 410 g. Determine with what speed does the rock depart th
Suppose that your mass is 71 kg. After a long hesitation, you dive off the bridge. Explain how far are you above the water if the cord reaches the utmost elongation?
The incident water stream consists of a velocity of +18.0 m/s, whereas the exiting water stream consists of a velocity of -18.0 m/s. The mass of water per second which strikes the blade is 10.0 kg/s
A rod of aluminum-alloy consists of a length of 10.000 cm at 20.000oC and a length of 10.015 cm at the boiling point of water. (i) Determine the length of the rod at the freezing point of water?
A volley-ball is spiked so that its incoming velocity of +4.0 m/s is modified to an outgoing velocity of -20 m/s. The mass of the volley-ball is 0.42 kg. Determine the impulse which does the player
A jogger of 85 kg is heading due to east at a speed of 2.5 m/s. A jogger of 55 kg is heading 30° north of east at a speed of 3.9 m/s. Determine the magnitude and direction of the sum of momentum
Avoid the weight of the ball, as it is so much less than the force of the bat. Select the direction of the incoming ball as the positive direction.
A golfer, driving a golf ball off the tee, provides the ball a velocity of +39 m/s. The mass of the ball is 0.045 kg, and the period of the impact with the golf club is 3.95 x 10^-3 s. (i) Determin
When the man pushes downward on the box at an angle of 30, determine the maximum mass of the box he can move?
When the plate is made from glass of refractive index n = 1.52, determine the smallest possible plate width?
An air-filled parallel-plate capacitor consists of plates of area 2.1 cm2 separated by 1.11 mm. The capacitor is joined to a 26.0 V battery. Determine the charge on the capacitor?
A heat engine employing 3.5 g of helium gas is initially at STP. The gas goes through the following closed cycle: Determine how much work does the engine do per cycle?
At instant if the center of the disk has moved a distance x = 0.13 m, a length d = 0.26 m of string consists of unwound off the disk. i) At this instant, determine the speed of the center of mass of
When the speakers are out of phase then determine the smallest distance between the speakers for which the interference of the sound waves is highest constructive?
The isolated atom can emit a photon, and the atom’s internal energy drops. Is it possible that an isolated electron emit a photon? Describe why or why not.
Determine the speed at which the propellant should be expelled to make the trip from the Earth to the Moon, a distance of 3.82 x 105 km, in 6.50 hours?
An bullet of 8.00 g is fired to a 210 g block which is initially at rest at the edge of a table of 1.00 m height. The bullet remains in the block, and following the impact the block lands d = 2.2 m
A bullet of 7.0 g is fired to a ballistic pendulum of1.5 kg. The bullet emerges from the block having a speed of 200 m/s, and the block increases to a maximum height of 10 cm. Determine the initial
Through how many revolutions does the tub turn through this 23 s interval? Suppose constant angular acceleration while it is beginning and stopping.
A small moon of a big planet consists of an orbital period of around 1.78 days and the orbital radius of 4.77 x 105 km. From these data, find out the mass of the planet.
A diverging thin lens consists of a focal length of 20 cm. A virtual object is positioned on the optical axis 25 cm from the lens. Create a ray tracing diagram. (Try to sketch it carefully to scale).
A spherical concave mirror consists of a radius of 20 cm. A real object is positioned on the optical axis 15 cm from the mirror. i) Calculate where the image is and explain it (real or virtual, uprigh
Determine the minimum diameter of the platform which would prevent the jewel from being seen. Suppose the water surface is calm, the index of refraction of water is 1.33, and the depth of water is a
When the wire is detached and a part of it is tightly wound to a loop of many coils and the wire is then rejoined to the generator, will the measured current through the wire be greater, lesser, or